| Abbreviation | Definition |
|---|---|
| ECU | Electronic Circuit Unit |
| ECU | Electronic Control Unit |
| ECU | Electronic Currency Unit |
| ECU | Engine Control Unit |
| ECV | Electric Convenience Vehicle |
| ECV | Electric Convenience Vehicles |
| ECV | Electric Conveyance Vehicles |
| ECV | Electronic Control Valve |
| ECV | Electronic Convenience Vehicle |
| ECVF | electronic cargo voyage folder |
| ECVI | Electronic Certificates of Veterinary Inspection |
| ECVP | Electric Cauterized Vein Patch |
| ECW | Electronic Controlled Weapon |
| ECWC | Electronic Circuits World Convention |
| ECWS | Electronic Citation and Warning System |
| ED | Electro-Deposited |
| ED | Electronic Defense |
| EDA | Electronic Data Acquisition |
| EDA | Electronic Dental Anesthesia |
| EDA | Electronic Design Automation |